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Finding the Fourth Proportional to 336,498.56, 464,367.12 and 193,267.88

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Solution

The fourth proportional to 336,498.56, 464,367.12 and 193,267.88 is: 266,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,498.56 : 464,367.12 = 193,267.88 : x
  2. Step 2: Convert to fraction form
    336,498.56/464,367.12 = 193,267.88/x
  3. Step 3: Cross multiply
    336,498.56x = 464,367.12 × 193,267.88
  4. Step 4: Simplify right side
    336,498.56x = 89,747,248,824.11
  5. Step 5: Solve for x
    x = 89,747,248,824.11/336,498.56
  6. Step 6: Final answer
    x = 266,709.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.